变换调节器
Analog Devices, Inc.（简称ADI）提供各种升压式、降压式和反相式开关稳压器。这些稳压器能够产生固定或可调输出电压，并且能够提供高达2A的输出电流。此外具有低电池电量检测器、用户可调限流、各种开关频率以及较少的外部器件等特性。这种多功能系列产品高度集成，旨在将外部器件降至最少，以满足空间受限应用的需要。
有关ADI公司电源产品的问题，请访问中文技术论坛电源支持社区。
已完成设计、测试，可供立即集成
产品选型表
Switching Regulators (Integrated Switches)
| Part# |  | Product Description | Vin min (V) | Vin max (V) | Vout Preset Options | Min Vout Adj | Max Vout Adj | Iout (max) | Supply Current | Isw (Peak) | Preset Switching Frequency | Package | US Price 1000-4999 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ADP1111 | 72kHz Asynchronous DC-DC Switching Regulator for Multiple Topologies | 2.7V | 30V | 12.0V, 3.3V, 5.0V | 1.25V | 45V | - | 500µA | 1.5A | 72KHz | Plastic DIP-8, SOIC-8 |
$ | |
| ADP1607 | ✓ | 2 MHz, Synchronous Boost DC-to-DC Converter | 800mV | 3.3V | - | - | - | 1A | 23µA | - | 2MHz | - |
$ |
| ADP1612 | 20V, 650kHz / 1.3MHz Step-Up DC-DC Switching Regulator | 1.8V | 5.5V | - | 1.8V | 20V | - | 1.35mA | 1.4A | 1.3MHz | MSOP-8 |
$ | |
| ADP1613Reference Circuit Available | 20V, 650kHz / 1.3MHz Step-Up DC-DC Switching Regulator | 2.5V | 5.5V | - | 2.5V | 20V | - | 1.35mA | 2A | 1.3MHz | MSOP-8 |
$ | |
| ADP1614 | ✓ | 20V, 650 kHz /1.3 MHz, Step-Up, DC-DC Switching Regulator | 2.5V | 5.5V | - | - | - | - | 1.1mA | 4A | - | LFCSP-10 |
$ |
| ADP2102 | 600mA, 3 MHz Synchronous Step-Down DC-DC Switching Regulator | 2.7V | 5.5V | 0.8V, 1.0V, 1.25V, 1.2V, 1.375V, 1.5V, 1.875V, 1.8V | - | - | 600mA | 99µA | 1.1A | - | LFCSP-8 |
$ | |
| ADP2105Reference Circuit Available | 1.5A, 1.2MHz Synchronous Step-Down DC-DC Switching Regulator | 2.7V | 5.5V | 1.2V, 1.5V, 1.8V, 3.3V | - | - | 1.5A | 30µA | 2.25A | - | LFCSP-16 |
$ | |
| ADP2106 | 1.5A, 1.2MHz Synchronous Step-Down DC-DC Switching Regulator | 2.75V | 5.5V | 1.2V, 1.5V, 1.8V, 3.3V | - | - | 1.5A | 30µA | 2.25A | - | LFCSP-16 |
$ | |
| ADP2107 | 2A, 1.2MHz Synchronous Step-Down DC-DC Switching Regulator | 2.7V | 5.5V | 1.2V, 1.5V, 1.8V, 3.3V | - | - | 2A | 30µA | 2.9A | - | LFCSP-16 |
$ | |
| ADP2108Reference Circuit Available | ✓ | 600mA, 3 MHz Synchronous Step-Down DC-DC Switching Regulator | 2.3V | 5.5V | 1.0V, 1.1V, 1.2V, 1.3V, 1.5V, 1.82V, 1.8V, 2.3V, 2.5V, 3.0V, 3.3V | - | - | 600mA | 30µA | 1.3A | - | TSOT-5, WLCSP-5 |
$ |
| ADP2109 | Compact 600 mA, 3 MHz, Step-Down Converter w\ Load Discharge | 2.3V | 5.5V | 1.0V, 1.2V, 1.5V, 1.8V | - | - | 600mA | 30µA | 1.3A | - | WLCSP-5 |
$ | |
| ADP2114Reference Circuit Available | ✓ | Configurable, Dual 2 A/Single 4 A, Synchronous Buck Sw Regulator | 2.75V | 5.5V | 0.8V, 1.2V, 1.5V, 1.8V, 2.5V, 3.3V | - | - | 4A | 2.5mA | 3.3A | 1200, 300000, 600000 | LFCSP-32 |
$ |
| ADP2116 | ✓ | Configurable, Dual 3 A/Single 6 A, Synchronous, Buck DC-DC Switching Regulator | 2.75V | 5.5V | 0.8V, 1.2V, 1.5V, 1.8V, 2.5V, 3.3V | - | - | 6A | 2.5mA | 4.5A | 1200, 300000, 600000 | LFCSP-32 |
$ |
| ADP2118 | ✓ | 3A, 1.2 MHz/600 kHz Synchronous Buck Sw Regulator | 2.3V | 5.5V | 1.0V, 1.2V, 1.5V, 1.8V, 2.5V, 3.3V | - | - | 3A | 150µA | 4A | - | LFCSP-16 |
$ |
| ADP2119 | 2A, 1.2 MHz Synchronous Buck DC-DC Switching Regulator | 2.3V | 5.5V | 1.0V, 1.2V, 1.5V, 1.8V, 2.5V, 3.3V | - | - | 2A | 200µA | 3A | 1.2Hz | LFCSP-10 |
$ | |
| ADP2121 | 600mA, 6MHz Synchronous Buck DC-DC Switching Regulator | 2.3V | 5.5V | 1.82V, 1.85V, 1.875V, 1.8V, 2.3V | - | - | 500mA | 56µA | 1A | - | WLCSP-6 |
$ | |
| ADP2126 | Ultralow Profile, 500 mA, 6 MHz, Synchronous, Buck, DC-to-DC Sw Regulator | 2.1V | 5.5V | 1.26V, 1.2V | - | - | 500mA | 300µA | - | - | Bump-Chip-6 |
$ | |
| ADP2127 | Ultralow Profile, 500 mA, 6 MHz, Synchronous, Step-Down, DC-to-DC Regulator | 2.1V | 5.5V | 1.27V, 1.2V | - | - | 500mA | 300µA | - | - | EWLP-6 |
$ | |
| ADP2138 | 800mA, 3 MHz Synchronous Step-Down DC-DC Converter | 2.3V | 5.5V | 0.8V, 1.0V, 1.2V, 1.5V, 1.8V, 2.5V, 2.8V, 3.0V, 3.3V | - | - | 800mA | - | 1.5A | - | WLCSP-6 |
$ | |
| ADP2139 | 800mA, 3 MHz Synchronous Buck DC-DC Sw Reg w/ Load Discarg Sw | 2.3V | 5.5V | 0.8V, 1.0V, 1.2V, 1.5V, 1.8V, 2.5V, 2.8V, 3.0V, 3.3V | - | - | 800mA | - | 1.5A | - | WLCSP-6 |
$ | |
| ADP2140 | 600mA Buck with 300mA LDO | 1.65V | 5.5V | 1.2V, 1.5V, 1.875V, 1.8V, 2.5V, 3.3V | - | - | 600mA | 30µA | 1.3A | 3MHz | LFCSP-10 |
$ | |
| ADP2147 | Compact Simple DVS 800mA Step-Down Sw Regulator w/Auto PSM/PWM | 2.3V | 5.5V | 0.9V, 1.0V, 1.1V, 1.275V, 1.2V, 1.3V | - | - | 800mA | 23µA | 1.5A | - | WLCSP-6 |
$ | |
| ADP2164 | 6.5V, 4A, High Efficiency,Step-Down DC-to-DC regulator | 2.7V | 6.5V | 1.0V, 1.2V, 1.5V, 1.8V, 2.5V, 3.3V | - | - | 4A | 1.1mA | - | - | LFCSP-10 |
$ | |
| ADP2300Reference Circuit Available | ✓ | 1.2A, 700KHz, Non-Synchronous Buck Sw Regulator | 3V | 20V | - | - | - | 1.2A | 800µA | 1.9A | - | TSOT-6 |
$ |
| ADP2301Reference Circuit Available | ✓ | 1.2A, 1.4MHz, NonSynchronous Buck Sw Regulator | 3V | 20V | - | - | - | 1.2A | 800µA | 1.9A | - | TSOT-6 |
$ |
| ADP2302 | 2A, 700KHz NonSynchronous Buck DC-DC Sw Regulator | 3V | 20V | 2.5V, 3.3V, 5.0V | - | - | 2A | 800µA | 3A | - | SOIC-8 |
$ | |
| ADP2303 | 3A, 700KHz NonSynchronous Buck Sw Regulator | 3V | 20V | 2.5V, 3.3V, 5.0V | - | - | 3A | 800µA | 1nA | - | SOIC-8 |
$ | |
| ADP2323 | ✓ | Dual 3 A, 20 V Synchronous Buck Sw Regulator w/ Integrated High-Side MOSFET | 4.5V | 20V | - | - | - | 6A | 1mA | - | - | LFCSP-32 |
$ |
| ADP2325 | ✓ | Dual 5 A, 20 V Synchronous Step-Down Regulator w/ Integrated Hi-Side MOSFET | 4.5V | 20V | - | - | - | 10A | 2.5mA | 1nA | - | LFCSP-32 |
$ |
| ADP2370 | ✓ | High Voltage, 1.2 MHz/600kHz, 800 mA Switching Regulator | 3.2V | 15V | 0.8V, 1.2V, 1.5V, 1.8V, 2.5V, 3.0V, 3.3V, 5.0V | - | - | 800mA | 700µA | - | - | LFCSP-8 |
$ |
| ADP2371 | ✓ | Hi Voltage, 1.2 MHz/600 kHz, 800 mA, Low Iq Buck Regulator w/ QOD Function | 3.2V | 15V | 0.8V, 1.2V, 1.5V, 1.8V, 2.5V, 3.0V, 3.3V, 5.0V | - | - | 800mA | 700µA | - | - | LFCSP-8 |
$ |
| ADP2380 | 20V, 4A synchronous buck regulator w/ low-side drvr | 4.5V | 20V | - | 600mV | 18V | 4A | 2mA | 4A | - | TSSOP-16 |
$ | |
| ADP2381 | 20V, 6A synchronous Buck regulator w/ low-side Drvr | 4.5V | 20V | - | - | - | 6A | 3.5mA | 6A | - | TSSOP-16 |
$ | |
| ADP2384 | ✓ | 20V, 4A Synchronous Buck DC-to-DC Regulator | 4.5V | 20V | - | - | - | 4A | 3.5mA | 4A | - | LFCSP-24 |
$ |
| ADP2386 | ✓ | 20V, 6A Synchronous Buck DC-to-DC Regulator | 4.5V | 20V | - | - | - | 6A | 2mA | 6A | - | LFCSP-24 |
$ |
| ADP2441Reference Circuit Available | 36V, 1A, synchronous, step-down DC-to-DC regulator | 4.5V | 36V | - | - | - | 1A | 2.2mA | - | - | - |
$ | |
| ADP2442 | ✓ | 36 V,1 A, Synchronous, Step-Down, DC-to-DC Regulator w/External Clock Synchronization | 4.5V | 36V | - | 600mV | 32.4V | 1A | 2.2mA | - | - | LFCSP-32 |
$ |
| ADP2503Reference Circuit Available | ✓ | 600mA, 2.5MHz Synchronous Buck-Boost Switching Regulator | 2.3V | 5.5V | 2.8V, 3.3V, 3.5V, 4.2V, 4.5V, 5.0V | - | - | 600mA | 50µA | 600mA | 2.5MHz | LFCSP-10 |
$ |
| ADP2504 | ✓ | 1A, 2.5MHz Synchronous Buck-Boost DC-DC Sw Regulator | 2.3V | 5.5V | 2.8V, 3.3V, 3.5V, 4.2V, 4.5V, 5.0V | - | - | 1A | 50µA | 1.3A | - | LFCSP-10 |
$ |
| ADP3050 | 200kHz Asynchronous DC-DC Switching Regulator for Multiple Topologies | 3.6V | 30V | 3.3V, 5.0V | - | - | 1A | 1.5mA | 2.1A | - | SOIC-8 |
$ | |
| ADP5022 | ✓ | Dual 3 MHz, 600 mA Buck Regulator w/ 150 mA LDO | 2.4V | 5.5V | 0.8V, 0.9V, 1.0V, 1.1V, 1.2V, 1.3V, 1.5V, 1.6V, 1.82V, 1.8V, 2.0V, 2.3V, 2.5V, 2.8V, 3.0V, 3.3V | - | - | 600mA | 110µA | 950mA | 3MHz | WLCSP-16 |
$ |
Multi-Output Regulators with Switching Regulators
| Part Number | Description | Number of Outputs | Topology | Output Current (mA) | Vin: (min) (V) | Vin: (max) (V) | Vout Preset (V) | Vout Adj (min) (V) | Vout Adj (max) (V) | Switching Frequency | Key Features | Package | Pricing ($@1k) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ADP5020 | General Purpose PMU | 3 | Buck 1 Buck 2 |
600 300 |
2.4 | 5.5 | 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 2.5, 2.8, 2.9, 3.2, 3.3, 3.7 | - | - | 3MHz | I2C, Programmable Outputs, Supervisor, Ext. Sync | 20-LFCSP | 1.5 |
| ADP5022 | Dual 3Mhz Buck with 150mA LDO | 3 | Buck x 2 | 600 | 2.3 | 5.5 | 0.8, 0.9, 1.0, 1.1, 1.2, 1.3, 1.5, 1.6, 1.8, 1.82, 2.0, 2.3, 2.5, 2.8, 3.0, 3.3 | - | - | 3MHz | Mode Pin, Individual Enable Pins | 16-WLCSP | 1.8 |
| ADP5023 | Dual 3 MHz, 800mA Buck with One 300 mA LDO | 3 | Buck x 2 | 800 | 2.3 | 5.5 | 1.8, 3.3 | 0.8 | 3.8 | 3MHz | Mode pin, Individual Enable Pins | 24-LFCSP | 1.59 |
| ADP5024 | Dual 1.2A Buck + 300mA LDO | 3 | Buck x 2 | 1200 | 2.3 | 5.5 | 1.2, 1.8, 3.3 | 0.8 | 3.8 | 3MHz | Mode pin, Individual Enable Pins | 24-LFCSP | 1.79 |
| ADP5033 | Dual 3Mhz Buck Regulator with Dual LDO | 4 | Buck x 2 | 800 | 2.3 | 5.5 | 0.8, 0.9, 1.0, 1.1, 1.2, 1.3, 1.5, 1.6, 1.8, 1.82, 2.0, 2.3, 2.5, 2.8, 3.0, 3.3 | - | - | 3MHz | Mode pin, Two Enable Pins | 16-LFCSP | 1.9 |
| ADP5034 | Dual 3Mhz 1.2A Buck Regulator with 300mA Dual LDO | 4 | Buck x 2 | 1200 | 2.3 | 5.5 | 1.2, 1.8, 2.8, 3.3 | 0.8 | 3.8 | 3MHz | Mode pin, Individual Enable Pins | 24-LFCSP;28-TSSOP | 1.99 |
| ADP5037 | Dual 3Mhz 800mA Buck Regulator with Dual 300mA LDO | 4 | Buck x 2 | 800 | 2.3 | 5.5 | 1.2, 1.8, 2.8, 3.3 | 0.8 | 3.8 | 3MHz | Mode pin, Individual Enable Pins | 24-LFCSP | 1.69 |
| ADP5040 | 3Mhz Buck Regulator with Dual LDO | 3 | Buck | 1200 | 2.3 | 5.5 | - | 0.8 | 3.8 | 3MHz | Individual Enable Pins, Mode Pin | 20-LFCSP | 1.39 |
| ADP5041 | 3Mhz Buck Regulator with Dual LDO, Supervisor and Watchdog Timer | 3 | Buck | 1200 | 2.3 | 5.5 | - | 0.8 | 3.8 | 3MHz | Individual Enable Pins and Supervisor/WDI, Mode Pin and MR pin | 20-LFCSP | 1.79 |
| ADP5042 | 3Mhz Buck Regulator with Dual LDO, Supervisor and Dual Watchdog Timers | 3 | Buck | 800 | 2.3 | 5.5 | 0.9, 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.8, 1.82, 2.0, 2.3, 2.5, 2.8, 3.0, 3.3 | - | - | 3MHz | Individual Enable Pins and Supervisorm, WDI WDI2, Mode Pin and MR pin | 20-LFCSP | 1.99 |
| ADP5043 | 3Mhz Buck Regulator with LDO, Supervisor and Dual Watchdog Timers | 2 | Buck | 800 | 2.3 | 5.5 | 0.9, 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.8, 1.82, 2.0, 2.3, 2.5, 2.8, 3.0, 3.3 | - | - | 3MHz | Individual Enable Pins and Supervisorm, WDI WDI2, Mode Pin and MR pin | 20-LFCSP | 1.79 |
| ADP5045 | Boost, buck-boost, triple buck, and dual LDO | 7 | Buck x 3 Buck-Boost |
1800, 900 900 |
2.4 | 5.5 | - | 0.98 3.19 |
2.5 3.33 |
3MHz | I2C, Programmable Power Seqiencing, Soft Start, Output Voltages and RTC. 25mA LED Driver | 64-WLCSP | 4.99 |
| ADP5050 | 5-Channel Integrated Power Solution with Quad Buck Regulators, 200 mA LDO, I2C | 5 | Buck x 2 Buck x 2 |
4000 1200 |
4.5 4.5 |
15 15 |
- | 0.8 0.8 |
13.5 13.5 |
250kHz - 1400kHz | Individual Precision Enable pins, Power Good pins, LDO, I2C | 48-LFCSP | 4.39 |
| ADP5052 | 5-Channel Integrated Power Solution with Quad Buck Regulators and 200 mA LDO | 5 | Buck x 2 Buck x 2 |
4000 1200 |
4.5 4.5 |
15 15 |
- | 0.8 0.8 |
13.5 13.5 |
250kHz - 1400kHz | Individual Precision Enable pins, Power Good pins, LDO | 48-LFCSP | 3.59 |
新产品
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ADP2380- 20 V、4 A同步降压稳压器，集成低端驱动器
ADP2380是一款电流模式控制、同步、降压DC/DC稳压器，集成一个44 mΩ高端功率MOSFET和一个低端驱动器，可提供高效率解决方案。ADP2380采用4.5 V至20 V输入电压工作，可提供4 A的输出电流。输出电压可在0.6 V至输入电压的90%范围内调整。ADP2380的开关频率可以在250 kHz至1.4 MHz范围内进行编程，或者固定于290 kHz或540 kHz。同步功能允许开关频率与外部时钟同步，以便将系统噪声降至最低。
外部补偿和可调软启动提供设计灵活性。电源良好输出提供简单可靠的电源时序。其它特性包括可编程欠压闭锁(UVLO)、过压保护(OVP)、过流保护(OCP)和热关断(TSD)。
ADP2380在-40°C至+125°C的结温范围内工作，采用16引脚TSSOP_EP封装。
应用- 通信基础设施
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中文产品数据手册 Rev 0, 12/2012 (pdf 924kB)
- 通信基础设施
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ADP2442- 集成外部时钟同步功能的36 V、1 A同步降压DC-DC稳压器
ADP2442是恒定频率、采用电流模式控制的同步降压dc-dc稳压器，可驱动最高1 A的负载，并具有出色的线路和负载调节特性。它可在宽输入电压范围内（4.5 V至36 V）工作，是调整多种类型输入源功率的理想选择。另外，它还具有非常低的最短导通时间(50 ns)，因此适合那些需要非常高降压比的应用。
输出电压可在0.6 V至0.9 × VIN之间调节。该器件同时针对高端和低端设备集成低电阻N沟道MOSFET，可实现高效率。
开关频率可用外部电阻在300 kHz至1 MHz范围内调节。另外，ADP2442还有一个精确的电源良好(PGOOD)开漏输出信号。
它提供灵活的外部时钟同步功能。开关频率可同步至施加于SYNC/MODE引脚上的外部时钟。ADP2442还可配置为工作在强制固定频率模式，以便降低EMI；或工作在节能模式，以便降低轻载时的开关损耗。 更多
中文产品数据手册 Rev 0, 11/2012 (pdf 1393kB)
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ADP2386- 20 V、6 A、同步降压DC-DC稳压器
ADP2386是一款同步降压DC-DC稳压器，集成了一个44 mΩ高端功率MOSFET和一个11 mΩ同步整流器MOSFET并采用紧凑型4 mm × 4 mm LFCSP封装，可提供高效解决方案。该器件使用峰值电流模式、恒频脉冲宽度调制(PWM)控制方案，具备出色的稳定性和瞬态响应。ADP2386的开关频率可在200 kHz至1.4 MHz范围内进行编程。为了将系统噪声降至最低，同步功能允许开关频率与外部时钟同步。
ADP2386只需极少的外部元件，输入电压范围为4.5 V至20 V。输出电压可在0.6 V至输入电压的90%范围内进行调整，提供高达6 A的连续电流。各IC在禁用时从输入源汲取的电流不到110 μA。
该稳压器针对需要高效率和设计灵活性的高性能应用。外部补偿和可调软启动功能提供设计灵活性。电源良好输出和精密使能输入提供简单可靠的电源时序。
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中文产品数据手册 Rev 0, 11/2012 (pdf 1097kB)
- 订阅新产品资料
新闻
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高集成度降压型DC/DC同步调节器支持高密度负载点设计
--ADI公司的5V 2A/1.25A开关调节器ADP2119和ADP2120提供高达93%的电源转换效 -
20V 降压型 DC/DC 异步稳压器可简化中间电源总线和负载点电源设计
-- ADI 公司的 ADP2300/01开关型稳压器具有内部补偿电路，可以帮助设计工程师降低电源系统设计复杂性，同时提供超过90%的电源转换效率 -
ADI 公司扩充恒定导通时间、同步降压型控制器产品线
-- ADI 公司的 ADP1870和 ADP1871降压型控制器采用恒定导通时间和谷值电流模式技术驱动所有 N 沟道功率级电路，可以将输出电压稳定至最低0.6V
